allegro_id - String containing date and version number of Allegro.

       Text  string  containing  a  date  and  version number for the library, in case you want to display these
       somewhere.

Allegro                                           version 4.4.3                              allegro_id(3alleg4)

       allegro_id - String containing date and version number of Allegro.

#include<allegro.h>externcharallegro_id[];